(19)
(11) EP 4 189 711 A1

(12)

(43) Date of publication:
07.06.2023 Bulletin 2023/23

(21) Application number: 21752554.2

(22) Date of filing: 30.07.2021
(51) International Patent Classification (IPC): 
H01F 27/32(2006.01)
 H01F 27/28(2006.01)
(52) Cooperative Patent Classification (CPC):
H01F 27/322; H01F 27/2876
(86) International application number:
PCT/EP2021/071487
(87) International publication number:
WO 2023/001392 (26.01.2023 Gazette 2023/04)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 19.07.2021 CN 202110813446

(71) Applicant: Hitachi Energy Switzerland AG
5400 Baden (CH)

(72) Inventors:
  • SUN, QingJun
    Shanghai, 200120 (CN)
  • XU, Ye
    Shanghai, 200135 (CN)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstraße 3
81675 München
81675 München (DE)

   


(54) SUPPORT STRUCTURE AND TRANSFORMER INCLUDING A SUPPORT STRUCTURE